A lot of people might have a little to say in just four years. According to a new report from eMarketer released this week micro-blog service Twitter could see its user base increase 24.4 percent in 2014.

A pivoted catch designed to fall into a notch on a ratchet wheel so as to allow movement in only one direction (e.g. on a windlass or in a clock mechanism), or alternatively to move the wheel in one direction.